CVE-2025-0431

MEDIUM
Published Mar 19, 2025 Modified Apr 15, 2026 CWE-790

Description

Enterprise Protection contains a vulnerability in URL rewriting that allows an unauthenticated remote attacker to send an email which bypasses URL protections impacting the integrity of recipient's email. This occurs due to improper filtering of backslashes within URLs and affects all versions of 8.21, 8.20 and 8.18 prior to 8.21.0 patch 5115, 8.20.6 patch 5114 and 8.18.6 patch 5113 respectively.

CVSS v3.1 Score

5.8
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Weakness Type (CWE)

CWE-790 CWE-790

References

Frequently Asked Questions

What is CVE-2025-0431? +
Enterprise Protection contains a vulnerability in URL rewriting that allows an unauthenticated remote attacker to send an email which bypasses URL protections impacting the integrity of recipient's email. This occurs due to improper filtering of backslashes within URLs and affects all versions of 8.21, 8.20 and 8.18 prior to 8.21.0 patch 5115, 8.20.6 patch 5114 and 8.18.6 patch 5113 respectively. It has a CVSS v3.1 base score of 5.8 (MEDIUM).
How severe is CVE-2025-0431? +
CVE-2025-0431 has a CVSS v3.1 score of 5.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
How do I check if I'm vulnerable to CVE-2025-0431? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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